---> uname -a: Linux prd-queue-disttest-2c-1g-26983 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.8G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 707 5422 4 2100 7234 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1d:9d:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82513sec preferred_lft 82513sec inet6 fe80::f816:3eff:fe1d:9dc0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-26983) 06/13/26 _x86_64_ (2 CPU) 01:38:38 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:06 4.86 0.32 4.45 0.09 37.43 1248.75 2.24 02:00:16 1.36 0.01 1.31 0.03 1.09 17.23 1.10 02:10:01 1.15 0.00 1.13 0.02 0.00 14.17 1.12 02:20:25 1.20 0.00 1.18 0.02 0.01 14.74 1.05 02:30:05 1.51 0.00 1.48 0.03 0.00 19.45 1.48 02:40:01 1.28 0.00 1.27 0.02 0.00 15.88 1.09 Average: 1.90 0.06 1.81 0.03 6.46 222.84 1.34 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:06 5643604 7481468 304252 3.74 63572 1950408 723256 7.88 471596 1722048 188 02:00:16 5658160 7496892 288620 3.55 63764 1951052 527452 5.74 466560 1722572 132 02:10:01 5658160 7497376 288124 3.54 63916 1951384 527520 5.75 466640 1723052 220 02:20:25 5657488 7497224 288276 3.54 64100 1951708 527676 5.75 466624 1723564 128 02:30:05 5671704 7512092 273356 3.36 64292 1952160 527684 5.75 466820 1724080 248 02:40:01 5678256 7519156 266284 3.27 64472 1952488 527676 5.75 466876 1724588 240 Average: 5661229 7500701 284819 3.50 64019 1951533 560211 6.10 467519 1723317 193 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:06 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:50:06 ens3 5.39 1.42 43.65 0.29 0.00 0.00 0.00 0.00 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 1.31 0.05 0.15 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.41 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:25 ens3 0.32 0.03 0.92 0.01 0.00 0.00 0.00 0.00 02:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:05 ens3 0.30 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.45 0.11 0.14 0.08 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.37 0.28 7.54 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-26983) 06/13/26 _x86_64_ (2 CPU) 01:38:38 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:06 all 0.68 0.00 0.22 0.09 0.03 98.97 01:50:06 0 0.23 0.00 0.19 0.08 0.04 99.46 01:50:06 1 1.14 0.00 0.25 0.11 0.03 98.47 02:00:16 all 0.28 0.00 0.17 0.01 0.03 99.52 02:00:16 0 0.48 0.00 0.15 0.01 0.02 99.34 02:00:16 1 0.08 0.00 0.18 0.01 0.04 99.69 02:10:01 all 0.23 0.00 0.06 0.01 0.03 99.67 02:10:01 0 0.42 0.00 0.04 0.01 0.02 99.51 02:10:01 1 0.04 0.00 0.08 0.01 0.04 99.83 02:20:25 all 0.23 0.00 0.06 1.23 0.03 98.44 02:20:25 0 0.22 0.00 0.05 0.02 0.03 99.69 02:20:25 1 0.25 0.00 0.07 2.44 0.03 97.20 02:30:05 all 0.27 0.00 0.16 0.01 0.02 99.54 02:30:05 0 0.33 0.00 0.16 0.01 0.02 99.49 02:30:05 1 0.22 0.00 0.15 0.01 0.03 99.58 02:40:01 all 0.25 0.00 0.07 0.02 0.02 99.63 02:40:01 0 0.05 0.00 0.08 0.02 0.03 99.81 02:40:01 1 0.45 0.00 0.06 0.02 0.02 99.45 Average: all 0.33 0.00 0.12 0.24 0.03 99.29 Average: 0 0.29 0.00 0.11 0.02 0.03 99.55 Average: 1 0.36 0.00 0.13 0.45 0.03 99.02